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CVE-2026-27835

MEDIUM CVSS 3.1: 4.3 EPSS 0.03%
Updated Feb 27, 2026
wger
Parameter Value
CVSS 4.3 (MEDIUM)
Type CWE-639 (Authorization Bypass)
Vendor wger
Public PoC No

wger is a free, open-source workout and fitness manager. In versions up to and including 2.4, `RepetitionsConfigViewSet` and `MaxRepetitionsConfigViewSet` return all users' repetition config data because their `get_queryset()` calls `.all()` instead of filtering by the authenticated user. Any registered user can enumerate every other user's workout structure.

Commit 1fda5690b35706bb137850c8a084ec6a13317b64 contains a fix for the issue.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v3.1

Weakness Type (CWE)